Home / 864,487.06-1,295,831.46-359,323

Finding the Fourth Proportional to 864,487.06, 1,295,831.46 and 359,323

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Solution

The fourth proportional to 864,487.06, 1,295,831.46 and 359,323 is: 538,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,487.06 : 1,295,831.46 = 359,323 : x
  2. Step 2: Convert to fraction form
    864,487.06/1,295,831.46 = 359,323/x
  3. Step 3: Cross multiply
    864,487.06x = 1,295,831.46 × 359,323
  4. Step 4: Simplify right side
    864,487.06x = 465,622,047,701.58
  5. Step 5: Solve for x
    x = 465,622,047,701.58/864,487.06
  6. Step 6: Final answer
    x = 538,610.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.